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Priority claimed from DD24456582Aexternal-prioritypatent/DD211132B1/en
Application filed by Plauener Spitze VebfiledCriticalPlauener Spitze Veb
Priority to IT67717/84ApriorityCriticalpatent/IT1179019B/en
Publication of IT8467717A0publicationCriticalpatent/IT8467717A0/en
Publication of IT8467717A1publicationCriticalpatent/IT8467717A1/en
Application grantedgrantedCritical
Publication of IT1179019BpublicationCriticalpatent/IT1179019B/en